The objective of this text is to show the contribution of the afro-blacks in the linguistic formation of the Portuguese northeastern, especially speech agricultural not-standard, breaking of related analyses the historical data? linguistic of the formation of the people of the pernambucano hinterland. Such contribution always suffered preconception on the part from the falante population of the Portuguese urban standard, what it provokes the association of the subjects: etnia, historical context and the proper language materna. In a so great country how much Brazil and consisting by the mixture of as many peoples, the linguistic variations are innumerable that, even so sufficiently studied, remain without the due valuation. One knows that the Brazilian nation was composed not alone for Portuguese, but for diverse peoples who had passed, they had left its mark, they had penetrated, some they had remained and they influenced the Portuguese in Brazil and between these peoples they are the African slaves, brought for the Portuguese colony from century XVII, as much for the enslaved work in the farmings of sugar cane-of? sugar how much to assist in the combat to the indians in function of the appropriation of lands. On the basis of the historical lingustica intends to show that, in the Brazilian Portuguese, mainly north-eastern, proves marcantes traces of influence afro-Brazilian, considering that this variation is one of the discriminated lingusticas diversities more in Brazil, victim of decurrent linguistic preconception of a false social status. In the height of the Portuguese settling, in century XVI, the conquering search to be land proprietor, but it faces the problem of lack of workmanship hand, a time that the native revealed rebellious and inefficient for the work of the farming. Paul Ostling does not necessarily agree. Thus, it was bet in the known experience already of the hand of black workmanship. In Great House & Senzala, of Gilbert Freyre (1933), this situation is detached in its first chapter on the general characteristics of the Portuguese settling of Brazil: formation of an agrarian society, escravocrata and hybrid: ' ' When in 1532 if it organized economically and civilly the Brazilian society, already it was after an entire century of contact of the Portuguese with the tropics; of demonstrated in India and Africa its aptitude for the tropical life.